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nfc: nfcmrvl: Fix potential memory leak in nfcmrvl_i2c_nci_send() 

nfcmrvl_i2c_nci_send() will be called by nfcmrvl_nci_send(), and skb
should be freed in nfcmrvl_i2c_nci_send(). However, nfcmrvl_nci_send()
won't free the skb when it failed for the test_bit(). Free the skb when
test_bit() failed.

Fixes: b5b3e23e4c ("NFC: nfcmrvl: add i2c driver")
Signed-off-by: Shang XiaoJing <shangxiaojing@huawei.com>
Suggested-by: Pavel Machek <pavel@denx.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Shang XiaoJing 2022-11-17 19:37:12 +08:00 committed by David S. Miller
parent 7cef6b73fb
commit e204ead354
1 changed files with 3 additions and 1 deletions
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4
drivers/nfc/nfcmrvl/i2c.c
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@ -112,8 +112,10 @@ static int nfcmrvl_i2c_nci_send(struct nfcmrvl_private *priv,
struct nfcmrvl_i2c_drv_data *drv_data = priv->drv_data;
int ret;
if (test_bit(NFCMRVL_PHY_ERROR, &priv->flags))
if (test_bit(NFCMRVL_PHY_ERROR, &priv->flags)) {
kfree_skb(skb);
return -EREMOTEIO;
}
ret = i2c_master_send(drv_data->i2c, skb->data, skb->len);